UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q6fiq8Zl7oIqsTmjYIP1gn+/bTAPn6yFVGIWIyWzJNc=' 
WHERE 
  key_id = '2f66452426ca495defbcc870f3c94c8a1df4c7dad5e646244c42d60f1e7317ea' 
  AND (
    token = 'q6fiq8Zl7oIqsTmjYIP1gn+/bTAPn6yFVGIWIyWzJNc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )